address removal of request's window

Author: annevk

fetch.bs

@@ -6846,7 +6846,8 @@ which is an algorithm that takes no arguments:
 
      <li><p>The user agent has a reason to believe that it is about to lose the opportunity to
      execute scripts, e.g., when the browser is moved to the background, or when
-     <var>request</var>'s <a for=request>window</a> is a {{Window}} whose
+     <var>request</var>'s <a for=request>client</a>'s
+     <a for="environment settings object">global object</a> is a {{Window}} object whose
      <a>associated document</a> had a "<code>hidden</code>" <a for=Document>visibility state</a> for
      a long period of time.
     </ul>
@@ -9132,7 +9133,7 @@ method steps are:
 
  <li><p>If <var>activateAfter</var> is less than 0, then throw a {{RangeError}}.
 
- <li><p>If <var>request</var>'s <a for=request>window</a>'s <a>associated document</a> is not
+ <li><p>If <a>this</a>'s <a>relevant global object</a>'s <a>associated document</a> is not
  <a>fully active</a>, then throw a {{TypeError}}.
 
  <li><p>If <var>request</var>'s <a for=request>URL</a>'s <a for=url>scheme</a> is not an